NGCOBO, Duba John
Was stabbed to death on 13 September 1990 by armed men who boarded a Soweto-bound train at Jeppe station and began their attack as the train passed through George Goch station. The attackers moved through three carriages, killing approximately 26 people and wounding 45 others. Between 1990 and 1993, 572 people died in train violence initiated by groups opposed to a democratic transition.
Sorry, no references to this term could be found in the tv series transcripts.